<template>
  <div class="demo">
<h2>学生姓名：{{name}}</h2>
<h2>学生年龄：{{ age }}</h2>
<button @click="sendStudentName">把学生名传给School组件</button>
  </div>
</template>

<script>
import pubsub from 'pubsub-js'
export default {
name:'Student',
data(){
    return {
        name:'luoyu',
        age:18
    }
},
methods:{
  sendStudentName(){
    // this.$bus.$emit('hello',this.name)
    pubsub.publish('hello',666)
  }
}
}
</script>

<style scoped>
.demo{
    background-color: pink;
}
</style>